feat(SW-353): dynamic rewards

utils/user.ts

@@ -1,9 +1,12 @@
 import { z } from "zod"
 
-import { MembershipLevelEnum } from "@/constants/membershipLevels"
+import {
+  MembershipLevel,
+  MembershipLevelEnum,
+} from "@/constants/membershipLevels"
 import { getMembershipCardsSchema } from "@/server/routers/user/output"
 
-import type { Memberships, User } from "@/types/user"
+import type { Membership, Memberships, User } from "@/types/user"
 
 enum scandicMemberships {
   guestpr = "guestpr",
@@ -14,9 +17,16 @@ export function getMembership(memberships: Memberships) {
   return memberships?.find(
     (membership) =>
       membership.membershipType.toLowerCase() === scandicMemberships.guestpr
-  )
+  ) as FriendsMembership | undefined
+}
+
+export type FriendsMembership = Omit<
+  NonNullable<Membership>,
+  "membershipLevel" | "nextLevel"
+> & {
+  membershipLevel: MembershipLevel
+  nextLevel: MembershipLevel
 }
-export type MembershipLevel = ReturnType<typeof getMembership>
 
 export function getMembershipCards(
   memberships: z.infer<typeof getMembershipCardsSchema>
@@ -31,7 +41,7 @@ export function getMembershipCards(
 }
 
 export function isHighestMembership(
-  membershipLevel: MembershipLevelEnum | undefined
+  membershipLevel: MembershipLevel | undefined
 ) {
   return membershipLevel == MembershipLevelEnum.L7
 }
@@ -45,3 +55,15 @@ export function getInitials(
   const lastInitial = lastName.charAt(0).toUpperCase()
   return `${firstInitial}${lastInitial}`
 }
+
+export function getSteppedUpLevel(
+  currentValue: MembershipLevel,
+  stepsUp: number
+): MembershipLevel {
+  const values = Object.values(MembershipLevelEnum)
+  const currentIndex = values.indexOf(currentValue as MembershipLevelEnum)
+  if (currentIndex === -1 || currentIndex === values.length - 1) {
+    return currentValue
+  }
+  return values[currentIndex + stepsUp]
+}